Bondy,, Andy
A picture's worth : PECS and other visual communication strategies in autism / Andy Bondy, Lori Frost
A picture's worth : PECS and other visual communication strategies in autism / Andy Bondy, Lori Frost
. - 1st ed
. - Bethesda : Woodbine House, cop. 2002
. - XII, 155 p. : il. 22 cm
. - (Topics in autism)
0-933149-96-4 Brochado
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